Preliminary metro snap plumbing.

chrome/browser/ui/browser_window.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #define CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #pragma once
 
 #include "base/callback_forward.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
@@ skipping 137 matching lines @@
   virtual void EnterFullscreen(const GURL& url,
                                FullscreenExitBubbleType bubble_type) = 0;
   virtual void ExitFullscreen() = 0;
   virtual void UpdateFullscreenExitBubbleContent(
       const GURL& url,
       FullscreenExitBubbleType bubble_type) = 0;
 
   // Returns true if the fullscreen bubble is visible.
   virtual bool IsFullscreenBubbleVisible() const = 0;
 
+#if defined(OS_WIN)
+  virtual void ToggleMetroSnapMode(bool enable) = 0;
+#endif
+
   // Returns the location bar.
   virtual LocationBar* GetLocationBar() const = 0;
 
   // Tries to focus the location bar.  Clears the window focus (to avoid
   // inconsistent state) if this fails.
   virtual void SetFocusToLocationBar(bool select_all) = 0;
 
   // Informs the view whether or not a load is in progress for the current tab.
   // The view can use this notification to update the reload/stop button.
   virtual void UpdateReloadStopState(bool is_loading, bool force) = 0;
@@ skipping 256 matching lines @@
 
   // Returns the ToolbarView.
   virtual ToolbarView* GetToolbarView() const = 0;
 #endif
 
  protected:
   virtual ~BrowserWindowTesting() {}
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_WINDOW_H_